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2026-03-19 - 07:48
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Thu Mar 19, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32716213977,7sleep10-21swapper/119:09:071
32764212969,7sleep20-21swapper/219:09:442
325882114104,7sleep30-21swapper/319:07:293
326282110101,6sleep00-21swapper/019:07:580
232452680,0sleep30-21swapper/320:25:133
274312640,1sleep10-21swapper/121:55:141
239802610,0sleep00-21swapper/023:15:180
224452580,0sleep2301ktimersoftd/220:50:192
207512530,0sleep30-21swapper/323:45:013
207512530,0sleep30-21swapper/323:45:013
500992915,13cyclictest0-21swapper/222:30:102
50099290,28cyclictest0-21swapper/221:00:302
50099281,26cyclictest0-21swapper/221:19:212
50099270,26cyclictest0-21swapper/223:29:472
50099270,26cyclictest0-21swapper/200:28:052
500992518,7cyclictest0-21swapper/223:08:352
50099250,24cyclictest0-21swapper/200:10:132
496992521,3cyclictest0-21swapper/121:50:061
487992523,2cyclictest0-21swapper/000:13:200
487992517,7cyclictest749-21snmpd20:55:300
487992517,7cyclictest749-21snmpd00:39:290
48799250,24cyclictest0-21swapper/020:20:230
50099240,23cyclictest0-21swapper/220:15:202
50099240,23cyclictest0-21swapper/220:15:202
50099240,23cyclictest0-21swapper/220:12:292
496992421,2cyclictest0-21swapper/122:18:361
487992418,5cyclictest749-21snmpd20:06:500
487992417,6cyclictest749-21snmpd00:30:500
487992416,7cyclictest749-21snmpd19:48:560
50099238,14cyclictest0-21swapper/219:30:112
500992318,4cyclictest0-21swapper/221:11:212
500992317,6cyclictest0-21swapper/223:59:162
500992313,9cyclictest0-21swapper/222:25:132
50099231,21cyclictest0-21swapper/221:41:482
50099231,21cyclictest0-21swapper/221:35:422
50099231,21cyclictest0-21swapper/200:15:592
496992321,2cyclictest0-21swapper/119:10:501
496992320,3cyclictest0-21swapper/123:34:351
49699230,22cyclictest0-21swapper/123:06:231
487992317,5cyclictest749-21snmpd21:51:420
487992317,5cyclictest749-21snmpd00:22:310
487992315,7cyclictest749-21snmpd23:32:370
487992315,7cyclictest749-21snmpd21:32:390
487992315,7cyclictest749-21snmpd21:21:510
487992315,6cyclictest752-21lldpd21:56:100
48799230,19cyclictest0-21swapper/022:55:180
50099222,18cyclictest0-21swapper/220:20:162
500992215,7cyclictest0-21swapper/222:57:072
50099221,20cyclictest0-21swapper/200:35:382
496992220,2cyclictest0-21swapper/122:07:541
496992220,2cyclictest0-21swapper/121:22:331
496992219,3cyclictest0-21swapper/120:55:271
496992219,2cyclictest0-21swapper/120:29:361
496992218,3cyclictest0-21swapper/120:10:141
496992218,3cyclictest0-21swapper/119:58:321
49699220,3cyclictest0-21swapper/123:57:461
49699220,3cyclictest0-21swapper/123:28:381
49699220,21cyclictest0-21swapper/123:20:581
49699220,21cyclictest0-21swapper/121:40:211
49699220,21cyclictest0-21swapper/120:01:561
49699220,21cyclictest0-21swapper/119:18:141
49699220,16cyclictest0-21swapper/120:32:391
48799227,11cyclictest280-21systemd-journal19:50:360
487992218,3cyclictest0-21swapper/023:47:470
487992216,5cyclictest749-21snmpd19:16:050
487992215,6cyclictest749-21snmpd21:03:310
487992214,7cyclictest749-21snmpd23:02:110
487992214,7cyclictest749-21snmpd21:35:000
487992214,7cyclictest749-21snmpd20:45:510
487992214,7cyclictest749-21snmpd00:17:110
487992214,7cyclictest749-21snmpd00:09:460
487992211,10cyclictest749-21snmpd22:15:090
48799220,21cyclictest0-21swapper/023:08:400
500992119,2cyclictest0-21swapper/222:20:302
500992118,2cyclictest0-21swapper/223:18:202
50099211,2cyclictest26663-21munin-run21:54:592
50099210,3cyclictest0-21swapper/222:52:012
50099210,20cyclictest0-21swapper/223:14:402
50099210,20cyclictest0-21swapper/222:17:162
50099210,20cyclictest0-21swapper/221:57:062
50099210,20cyclictest0-21swapper/221:05:242
50099210,20cyclictest0-21swapper/220:34:322
50099210,20cyclictest0-21swapper/219:53:202
50099210,20cyclictest0-21swapper/219:48:202
496992119,2cyclictest0-21swapper/121:07:091
496992118,3cyclictest0-21swapper/121:34:461
496992118,3cyclictest0-21swapper/119:50:511
49699210,3cyclictest0-21swapper/100:18:471
49699210,2cyclictest0-21swapper/119:48:561
49699210,20cyclictest0-21swapper/123:42:561
49699210,20cyclictest0-21swapper/123:42:551
49699210,20cyclictest0-21swapper/123:35:551
49699210,20cyclictest0-21swapper/123:11:161
49699210,20cyclictest0-21swapper/122:55:461
49699210,20cyclictest0-21swapper/122:50:221
49699210,20cyclictest0-21swapper/122:10:311
49699210,20cyclictest0-21swapper/121:46:311
49699210,20cyclictest0-21swapper/121:13:121
49699210,20cyclictest0-21swapper/120:50:401
49699210,20cyclictest0-21swapper/120:07:381
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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